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| Brand | Colintech |
|---|---|
| Origin | Sichuan, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | HSTD |
| Instrument Type | Multifunctional Autosampler for GC Sample Introduction |
| Maximum Sample Capacity | 128 × 10 mL headspace vials |
| Positioning Accuracy | < 0.3 mm |
| Sampling Needle Cleaning Method | High-Temperature Carrier Gas Reverse Purge |
| Purge Function | Reverse Purge |
| Integrated Filtration Module | Yes |
| Sampling Pathway | Dual-Channel — Static/Dynamic Extraction with Continuously Adjustable Injection Volume |
| Brand | ColinTech |
|---|---|
| Origin | Sichuan, China |
| Manufacturer Type | Direct Manufacturer |
| Model | HSTD 4020 |
| Instrument Type | Multifunctional GC Autosampler |
| Maximum Sample Capacity | 40 positions (Headspace) + 20 positions (Thermal Desorption) |
| Sample Processing Temperature Range | Ambient to 180 °C |
| Detection Limit for Vinyl Chloride in Water | 0.05 µg/L |
| Compliant Standards | HJ 639–2012, HJ 605–2011, HJ 713–2014 |
| GC Interface | Single unified inlet port with software-selectable mode switching |
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